1st end inside diameter stepped 0.380 to 0.381 in.And 0.358 in.
No other part numbers with same form, fit, and function found.
A shaft having two or more different diameters (greater than 0.031 inches (0.79 millimeter)) along its length. It must have one or more of the following conditions: a specified surface finish designation in the range 1 to 125 microinches (0.025 to 3.2 micrometers) arithmetical average (aa), machined peripheral flat(s), circular groove(s), keyway(s), splines, threads, or holes. The ends and/or shoulders may be machined to accommodate bearings, couplings, and the like. It is not designed for use in aligning by fitting into corresponding holes of another item. For items used to support rotating members see axle(1), shouldered. For items not having any of the above conditions see pin, shoulder, headless. Excludes shaft(1), straight; and axle(1), straight.
Classification: Transmission shafts and cranks, except camshafts and crankshafts
NSN 6685-01-388-4061
NSN 5975-00-170-3623
NSN 5895-00-912-0126
NSN 5910-00-266-8438
NSN 6150-00-056-4598
NSN 5990-00-484-3189
NSN 6105-01-202-8706
NSN 6610-01-109-7746
NSN 6105-01-376-9012
NSN 5965-01-614-7320
NSN 6320-00-270-8222
NSN 5965-00-612-0072